[INFO] fetching crate chapchap 0.2.0...
[INFO] checking chapchap-0.2.0 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] extracting crate chapchap 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate chapchap 0.2.0 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chapchap 0.2.0
[INFO] finished tweaking crates.io crate chapchap 0.2.0
[INFO] tweaked toml for crates.io crate chapchap 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate chapchap 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v0.8.23
[INFO] [stderr]   Downloaded serde-hjson v0.9.1
[INFO] [stderr]   Downloaded config v0.10.1
[INFO] [stderr]   Downloaded linked-hash-map v0.3.0
[INFO] [stderr]   Downloaded psutil v3.2.0
[INFO] [stderr]   Downloaded rust-ini v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db9aa26f6f32d98459658ce59e9c8a5faa43b6511565518e36fa88e3d5168551
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db9aa26f6f32d98459658ce59e9c8a5faa43b6511565518e36fa88e3d5168551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db9aa26f6f32d98459658ce59e9c8a5faa43b6511565518e36fa88e3d5168551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db9aa26f6f32d98459658ce59e9c8a5faa43b6511565518e36fa88e3d5168551", kill_on_drop: false }`
[INFO] [stdout] db9aa26f6f32d98459658ce59e9c8a5faa43b6511565518e36fa88e3d5168551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 022f30d3f6af8299c1d2fcdfdcd0f73a27fbd95c5530785a2334841fcb6a3c79
[INFO] running `Command { std: "docker" "start" "-a" "022f30d3f6af8299c1d2fcdfdcd0f73a27fbd95c5530785a2334841fcb6a3c79", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking unescape v0.1.0
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking platforms v0.2.1
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking psutil v3.2.0
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking chapchap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.83s
[INFO] running `Command { std: "docker" "inspect" "022f30d3f6af8299c1d2fcdfdcd0f73a27fbd95c5530785a2334841fcb6a3c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "022f30d3f6af8299c1d2fcdfdcd0f73a27fbd95c5530785a2334841fcb6a3c79", kill_on_drop: false }`
[INFO] [stdout] 022f30d3f6af8299c1d2fcdfdcd0f73a27fbd95c5530785a2334841fcb6a3c79